AAT3169ISN-T1

PRODUCT DATASHEET AAT3169 SwitchRegTM High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications Features • VIN Range: 2.7V to 5.5V • Fully Programmable Current with Single Wire ▪ 16-Step Logarithmic Scale ▪ 15/20/30mA Max Current ▪ Four Low-Current Settings Down to 115µA ▪ Low IQ (65µA) for Single-Channel, Low-Current Mode • Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage • Drives Up to Six LEDs • Individual Main-Sub (5-1) Group Control • No Inductors, Low Noise Operation • 1MHz Constant Switching Frequency • Small Application Circuit • Built-In Thermal Protection • Built-In Auto-Disable for Open Circuit • Automatic Soft Start • IQ